terraform/config/lang/ast/arithmetic.go

44 lines
709 B
Go

package ast
import (
"bytes"
"fmt"
)
// Arithmetic represents a node where the result is arithmetic of
// two or more operands in the order given.
type Arithmetic struct {
Op ArithmeticOp
Exprs []Node
Posx Pos
}
func (n *Arithmetic) Accept(v Visitor) Node {
for i, expr := range n.Exprs {
n.Exprs[i] = expr.Accept(v)
}
return v(n)
}
func (n *Arithmetic) Pos() Pos {
return n.Posx
}
func (n *Arithmetic) GoString() string {
return fmt.Sprintf("*%#v", *n)
}
func (n *Arithmetic) String() string {
var b bytes.Buffer
for _, expr := range n.Exprs {
b.WriteString(fmt.Sprintf("%s", expr))
}
return b.String()
}
func (n *Arithmetic) Type(Scope) (Type, error) {
return TypeInt, nil
}